22364838 has 24 divisors (see below), whose sum is σ = 48906000. Its totient is φ = 7385904.

The previous prime is 22364813. The next prime is 22364851. The reversal of 22364838 is 83846322.

22364838 is a `hidden beast` number, since 2 + 2 + 3 + 648 + 3 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3738 + ... + 7661.

It is an arithmetic number, because the mean of its divisors is an integer number (2037750).

Almost surely, 2^22364838 is an apocalyptic number.

22364838 is an abundant number, since it is smaller than the sum of its proper divisors (26541162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22364838 is a wasteful number, since it uses less digits than its factorization.

22364838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11516 (or 11513 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 22364838 is about 4729.1477033394. The cubic root of 22364838 is about 281.7443737531.

The spelling of 22364838 in words is "twenty-two million, three hundred sixty-four thousand, eight hundred thirty-eight".